International
Certificate
2022

Boat

FORTE

EST 475

Estonian Yachting Union
Purje 8, maja 3
11911 Tallinn
Estonia
Rated boat velocities in knots
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat Angles43.0°41.4°40.0°38.4°37.8°37.6°37.5°
Beat VMG3.784.605.215.475.595.675.80
52°5.776.877.507.747.847.898.03
60°6.097.157.697.948.058.118.24
75°6.367.357.838.138.368.508.64
90°6.307.477.848.178.518.829.24
110°6.437.628.178.508.809.089.59
120°6.307.548.138.669.139.4810.17
135°5.647.057.848.368.949.5911.25
150°4.796.007.097.808.188.569.71
Run VMG4.155.196.146.777.097.538.41
Gybe Angles143.9°146.5°148.7°151.4°151.1°173.0°142.6°

APH: 505.5

CDL: 10.762

GPH: 565.2

CertNo: 248/21

BOAT
ClassX-41DesignerJEPPESENBuilderX YACHTSAge date05/2007Series date01/2006Offset fileX41-EST475.offData fileEST475
HULL
Length Overall12.350 mMaximum Beam3.646 mDraft2.511 mDisplacement7,174 kgDLR5.2113IMS DivisionCruiser/RacerDynamic Allowance0.017%Age Allowance0.487%
PROPELLER
InstallationStrutTypeFolding 2 bladesDiameter0.430m
CREW
Maximum weight890 kgMinimum weight668 kg * when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail52.2253.24Headsail Luffed45.7845.78Headsail FlyingSymmetricAsymmetric171.93171.93 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail15.33Storm Jib14.65Heavy Weather Jib39.56
SAIL LIMITS
Headsails6  Spinnakers4 * Asymmetric SHALL NOT be tacked on the pole
STABILITY
Righting Moment198.6 kg·mStability Index127.6
The owner and any other person in charge is responsible that boat is complying with her certificate in accordance with RRS 78.1 and ORC Rule 304.
ORC Ref  04340001WS6Issued on 25/04/2022Valid until 31/12/2022
VPP ver: 2022 1.01 | © ORC | www.orc.org

International
Certificate
2022

Boat

FORTE

EST 475

Estonian Yachting Union
Purje 8, maja 3
11911 Tallinn
Estonia
Time Allowances in secs/NM
Wind Velocity6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Beat VMG951.5782.0691.4657.6643.7635.2620.3
52°624.4523.7479.7465.2459.5456.4448.4
60°590.9503.2468.0453.6447.5443.9436.7
75°566.2490.0460.0442.6430.4423.5416.5
90°571.7481.9459.4440.5423.2408.0389.4
110°559.5472.6440.9423.3409.2396.6375.6
120°571.5477.8442.8415.9394.5379.7354.0
135°637.8510.4459.0430.7402.6375.3320.1
150°752.0600.4507.5461.5439.9420.6370.6
Run VMG868.3693.3586.0531.6507.6478.1428.0
Selected Courses
Windward / Leeward909.9737.7638.7594.6575.6556.6524.1
All purpose701.6578.1517.9489.4473.1459.1433.8
Single Number Scoring Options
CourseTime On DistanceTime On Time
Windward / Leeward622.40.9640
All purpose505.51.1869
 
Custom scoring options for Australia
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low639.90.9377
Triple Number Coastal/Long Distance Medium502.21.1947
Triple Number Coastal/Long Distance High453.11.3242
Triple Number Windward/Leeward Low823.80.7283
Triple Number Windward/Leeward Medium616.50.9733
Triple Number Windward/Leeward High549.21.0925
Custom scoring options for Austria
Single NumberTime On DistanceTime On Time
Coastal/Long Distance549.61.0916
Triple Number Coastal/Long Distance Low639.90.9377
Triple Number Coastal/Long Distance Medium502.21.1947
Triple Number Coastal/Long Distance High453.11.3242
Triple Number Windward/Leeward Low823.80.7283
Triple Number Windward/Leeward Medium616.50.9733
Triple Number Windward/Leeward High549.21.0925
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance905.8693.3579.4520.7490.6463.8417.5
Custom scoring options for Brazil
Single NumberTime On Time
Upwind "bolina"0.8431
Downwind "popa"1.0262
70% up, 30% down "Ilhabela"0.8908
30% up, 70% down "Ilhabela-inverso"0.9634
Custom scoring options for Bulgaria
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low639.90.9377
Triple Number Coastal/Long Distance Medium502.21.1947
Triple Number Coastal/Long Distance High453.11.3242
Triple Number Windward/Leeward Low823.80.7283
Triple Number Windward/Leeward Medium616.50.9733
Triple Number Windward/Leeward High549.21.0925
Predominantly Upwind548.01.0949
Predominantly Downwind508.61.1798
Custom scoring options for Canada
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low639.90.9377
Triple Number All Purpose Medium502.21.1947
Triple Number All Purpose High453.11.3242
Triple Number Windward/Leeward Low823.80.7283
Triple Number Windward/Leeward Medium616.50.9733
Triple Number Windward/Leeward High549.21.0925
Predominantly Upwind548.01.0949
Predominantly Downwind508.61.1798
Predominantly Upwind Low720.00.8333
Predominantly Upwind Medium567.01.0581
Predominantly Upwind High530.21.1316
Predominantly Downwind Low690.50.8690
Predominantly Downwind Medium504.81.1886
Predominantly Downwind High428.81.3991
Chicago-Mac Upwind1.0772
Chicago-Mac All Purpose1.1150
Chicago-Mac Downwind1.1611
Bayview-Mac Cove Island1.0378
Bayview-Mac Shore1.0443
Victoria-Maui1.2321
Custom scoring options for Cyprus
Single NumberTime On DistanceTime On Time
Coastal/Long Distance549.61.0916
Triple Number Coastal/Long Distance Low639.90.9377
Triple Number Coastal/Long Distance Medium502.21.1947
Triple Number Coastal/Long Distance High453.11.3242
Triple Number Windward/Leeward Low823.80.7283
Triple Number Windward/Leeward Medium616.50.9733
Triple Number Windward/Leeward High549.21.0925
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance905.8693.3579.4520.7490.6463.8417.5
Custom scoring options for Denmark
Single NumberTime On DistanceTime On Time
Coastal/Long Distance549.61.0916
Triple Number Coastal/Long Distance Low639.90.9377
Triple Number Coastal/Long Distance Medium502.21.1947
Triple Number Coastal/Long Distance High453.11.3242
Triple Number Windward/Leeward Low823.80.7283
Triple Number Windward/Leeward Medium616.50.9733
Triple Number Windward/Leeward High549.21.0925
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance905.8693.3579.4520.7490.6463.8417.5
Custom scoring options for Spain
Single NumberTime On Distance
Coastal/Long Distance549.6
Triple Number Coastal/Long Distance Low639.9
Triple Number Coastal/Long Distance Medium502.2
Triple Number Coastal/Long Distance High453.1
Triple Number Windward/Leeward Low823.8
Triple Number Windward/Leeward Medium616.5
Triple Number Windward/Leeward High549.2
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance905.8693.3579.4520.7490.6463.8417.5
Custom scoring options for Estonia
Single NumberTime On DistanceTime On Time
Coastal/Long Distance549.61.0916
Triple Number Coastal/Long Distance Low639.90.9377
Triple Number Coastal/Long Distance Medium502.21.1947
Triple Number Coastal/Long Distance High453.11.3242
Triple Number Windward/Leeward Low823.80.7283
Triple Number Windward/Leeward Medium616.50.9733
Triple Number Windward/Leeward High549.21.0925
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance905.8693.3579.4520.7490.6463.8417.5
Custom scoring options for Finland
Single NumberTime On DistanceTime On Time
FinRating (Coastal/Long Distance)549.61.0916
Triple Number Coastal/Long Distance Low639.90.9377
Triple Number Coastal/Long Distance Medium502.21.1947
Triple Number Coastal/Long Distance High453.11.3242
Triple Number Windward/Leeward Low823.80.7283
Triple Number Windward/Leeward Medium616.50.9733
Triple Number Windward/Leeward High549.21.0925
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance905.8693.3579.4520.7490.6463.8417.5
Custom scoring options for France
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low639.90.9377
Triple Number Coastal/Long Distance Medium502.21.1947
Triple Number Coastal/Long Distance High453.11.3242
Triple Number Windward/Leeward Low823.80.7283
Triple Number Windward/Leeward Medium616.50.9733
Triple Number Windward/Leeward High549.21.0925
Custom scoring options for Germany
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.9377
Triple Number Coastal/Long Distance Medium1.1947
Triple Number Coastal/Long Distance High1.3242
Triple Number Windward/Leeward Low0.7283
Triple Number Windward/Leeward Medium0.9733
Triple Number Windward/Leeward High1.0925
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance905.8693.3579.4520.7490.6463.8417.5
Custom scoring options for Greece
Single NumberTime On DistanceTime On Time
Coastal/Long Distance549.61.0916
Triple Number Coastal/Long Distance Low639.90.9377
Triple Number Coastal/Long Distance Medium502.21.1947
Triple Number Coastal/Long Distance High453.11.3242
Triple Number Windward/Leeward Low823.80.7283
Triple Number Windward/Leeward Medium616.50.9733
Triple Number Windward/Leeward High549.21.0925
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance905.8693.3579.4520.7490.6463.8417.5
Custom scoring options for Hungary
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low639.90.9377
Triple Number Coastal/Long Distance Medium502.21.1947
Triple Number Coastal/Long Distance High453.11.3242
Triple Number Windward/Leeward Low823.80.7283
Triple Number Windward/Leeward Medium616.50.9733
Triple Number Windward/Leeward High549.21.0925
Custom scoring options for Israel
Single NumberTime On DistanceTime On Time
Coastal/Long Distance549.61.0916
Triple Number Coastal/Long Distance Low639.90.9377
Triple Number Coastal/Long Distance Medium502.21.1947
Triple Number Coastal/Long Distance High453.11.3242
Triple Number Windward/Leeward Low823.80.7283
Triple Number Windward/Leeward Medium616.50.9733
Triple Number Windward/Leeward High549.21.0925
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance905.8693.3579.4520.7490.6463.8417.5
Custom scoring options for Italy
Single NumberTime On DistanceTime On Time
Coastal/Long Distance549.61.0916
Triple Number Coastal/Long Distance Low639.90.9377
Triple Number Coastal/Long Distance Medium502.21.1947
Triple Number Coastal/Long Distance High453.11.3242
Triple Number Windward/Leeward Low823.80.7283
Triple Number Windward/Leeward Medium616.50.9733
Triple Number Windward/Leeward High549.21.0925
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance905.8693.3579.4520.7490.6463.8417.5
Custom scoring options for Japan
Single NumberTime On DistanceTime On Time
Triple Number Windward/Leeward Low823.80.7283
Triple Number Windward/Leeward Medium616.50.9733
Triple Number Windward/Leeward High549.21.0925
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance905.8693.3579.4520.7490.6463.8417.5
Custom scoring options for Korea
Single NumberTime On Distance
Triple Number Coastal/Long Distance Low639.9
Triple Number Coastal/Long Distance Medium502.2
Triple Number Coastal/Long Distance High453.1
Triple Number Windward/Leeward Low823.8
Triple Number Windward/Leeward Medium616.5
Triple Number Windward/Leeward High549.2
Predominantly Upwind548.0
Predominantly Downwind508.6
Predominantly Reaching488.6
Custom scoring options for Lithuania
Single NumberTime On DistanceTime On Time
Coastal/Long Distance549.61.0916
Triple Number Coastal/Long Distance Low639.90.9377
Triple Number Coastal/Long Distance Medium502.21.1947
Triple Number Coastal/Long Distance High453.11.3242
Triple Number Windward/Leeward Low823.80.7283
Triple Number Windward/Leeward Medium616.50.9733
Triple Number Windward/Leeward High549.21.0925
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance905.8693.3579.4520.7490.6463.8417.5
Custom scoring options for Netherlands
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.9377
Triple Number Coastal/Long Distance Medium1.1947
Triple Number Coastal/Long Distance High1.3242
Triple Number Windward/Leeward Low0.7283
Triple Number Windward/Leeward Medium0.9733
Triple Number Windward/Leeward High1.0925
Coastal/Long Distance1.0916
Predominantly Upwind1.0949
Predominantly Downwind1.1798
Custom scoring options for Norway
Single NumberTime On Time
Distanseseilas (NOR-rating ett tall)1.0916
Tretall Distanseseilas Lite vind0.9377
Tretall Distanseseilas Mellomvind1.1947
Tretall Distanseseilas Mye vind1.3242
Tretall Pølsebane Lite vind0.7283
Tretall Pølsebane Mellomvind0.9733
Tretall Pølsebane Mye vind1.0925
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Distanseseilas905.8693.3579.4520.7490.6463.8417.5
Custom scoring options for Portugal
Single NumberTime On DistanceTime On Time
Triple Number Coastal/Long Distance Low639.90.9377
Triple Number Coastal/Long Distance Medium502.21.1947
Triple Number Coastal/Long Distance High453.11.3242
Triple Number Windward/Leeward Low823.80.7283
Triple Number Windward/Leeward Medium616.50.9733
Triple Number Windward/Leeward High549.21.0925
Coastal/Long Distance549.61.0916
Custom scoring options for Russia
Single NumberTime On DistanceTime On Time
Predominantly Upwind548.01.0949
Predominantly Downwind508.61.1798
Custom scoring options for South Africa
Single NumberTime On DistanceTime On Time
Cape Doctor Inshore533.91.1238
Cape Doctor Coastal441.41.3594
Triple Number Coastal/Long Distance Low639.90.9377
Triple Number Coastal/Long Distance Medium502.21.1947
Triple Number Coastal/Long Distance High453.11.3242
Triple Number Windward/Leeward Low823.80.7283
Triple Number Windward/Leeward Medium616.50.9733
Triple Number Windward/Leeward High549.21.0925
Custom scoring options for Slovenia
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.9377
Triple Number Coastal/Long Distance Medium1.1947
Triple Number Coastal/Long Distance High1.3242
Triple Number Windward/Leeward Low0.7283
Triple Number Windward/Leeward Medium0.9733
Triple Number Windward/Leeward High1.0925
Custom scoring options for Switzerland
Single NumberTime On Time
Triple Number Coastal/Long Distance Low0.9377
Triple Number Coastal/Long Distance Medium1.1947
Triple Number Coastal/Long Distance High1.3242
Triple Number Windward/Leeward Low0.7283
Triple Number Windward/Leeward Medium0.9733
Triple Number Windward/Leeward High1.0925
Custom scoring options for Sweden
Single NumberTime On DistanceTime On Time
Coastal/Long Distance549.61.0916
Triple Number Coastal/Long Distance Low639.90.9377
Triple Number Coastal/Long Distance Medium502.21.1947
Triple Number Coastal/Long Distance High453.11.3242
Triple Number Windward/Leeward Low823.80.7283
Triple Number Windward/Leeward Medium616.50.9733
Triple Number Windward/Leeward High549.21.0925
Predominantly Upwind548.01.0949
Predominantly Downwind508.61.1798
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance905.8693.3579.4520.7490.6463.8417.5
Custom scoring options for Ukraine
Single NumberTime On DistanceTime On Time
Coastal/Long Distance549.61.0916
Triple Number Coastal/Long Distance Low639.90.9377
Triple Number Coastal/Long Distance Medium502.21.1947
Triple Number Coastal/Long Distance High453.11.3242
Triple Number Windward/Leeward Low823.80.7283
Triple Number Windward/Leeward Medium616.50.9733
Triple Number Windward/Leeward High549.21.0925
Performance Curve6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt
Coastal/Long Distance905.8693.3579.4520.7490.6463.8417.5
Custom scoring options for United States of America
Single NumberTime On DistanceTime On Time
Triple Number All Purpose Low639.90.9377
Triple Number All Purpose Medium502.21.1947
Triple Number All Purpose High453.11.3242
Triple Number Windward/Leeward Low823.80.7283
Triple Number Windward/Leeward Medium616.50.9733
Triple Number Windward/Leeward High549.21.0925
Predominantly Upwind548.01.0949
Predominantly Downwind508.61.1798
Predominantly Upwind Low720.00.8333
Predominantly Upwind Medium567.01.0581
Predominantly Upwind High530.21.1316
Predominantly Downwind Low690.50.8690
Predominantly Downwind Medium504.81.1886
Predominantly Downwind High428.81.3991
Chicago-Mac Upwind1.0772
Chicago-Mac All Purpose1.1150
Chicago-Mac Downwind1.1611
Bayview-Mac Cove Island1.0378
Bayview-Mac Shore1.0443
Harvest Moon Regatta447.61.3406
Victoria-Maui1.2321
5-Band
Windward/Leeward		Time On DistanceTime On Time
5-Band Low896.70.6691
5-Band Low / Medium754.00.7958
5-Band Medium607.50.9876
5-Band Medium / High557.61.0761
5-Band High529.81.1326
ORC Ref  04340001WS6Issued on 25/04/2022Valid until 31/12/2022
VPP ver: 2022 1.01 | © ORC | www.orc.org

International
Certificate
2022

Boat

FORTE

EST 475

Estonian Yachting Union
Purje 8, maja 3
11911 Tallinn
Estonia
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassX-41Measurement17/04/2016HINPlan reviewHull constructionCoredAramid Hull CoreNoCarbon RudderNoLight stanchionsNoTrim tabNo
LOA12.350Max. Beam3.646Draft2.511Displacement7,174Wetted area31.29IMS L11.211LSM011.123Acc. length11.850Sink (kg/mm) 23.34
VCGD-0.068VCGM-0.100RM Measured (kg·m) 198.6RM Default (kg·m) 207.3Limit of positive stability(°) 123.4Stability Index127.6
PROPELLER
Propeller TypeFolding 2 blades
InstallationStrutTwin screwNoHydro generatorNo
PRD0.430PBW0.125PIPA0.0032
EDL1.540ST10.060ST2
ST3ST40.092ST50.325
RIG
Forestay tensionAftInner stayNone FittedCarbon mastYesHeadsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoRunners/Checkstays0Spreaders2
P15.920IG17.030ISP18.170MDT10.131MDL10.251MDT20.122MDL20.190TL0.550MW0.251GO0.276
E5.500J4.910BAS1.865FSD0.036SFJ0.285SPL5.268WPLTPS6.700BD0.270MWT204.00MCG5.810
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodPoles incliningFlotation Date25/05/2020MeasurerEST7Comment
SFFP0.200FFM1.429FF1.439LCFcl6.951SG1.0000
SAFP11.995FAM1.079FA1.086LCFsh7.171HBI1.197
W199.6W299.6W399.6W499.6
PD1552.9PD2553.9PD3553.1PD4552.2
WD14.000PLM9000.00GSA1.0RSA1.0
TANKS
INVENTORY
INVENTORY
BALLASTIdKindDescriptionWeightLCGVCGTCG1FixedCenterline, 37,2+38,3kg767.202FixedStarboard, 33,9+34,8+36,1+38,2kg1436.703FixedPort, 36,1+36,2+35+36 kg1446.70Fixed Ballast Total363
TANKSIdDescriptionSp.WghtCapacityConditionLCGVCG1Fuel metal0.900090157.002Water plastic18006.003Waste metal1504.00Total deductible147.00
OTHER ITEMSIdKindDescriptionWeightLCGVCG-MiscellaneousRemoved upper shelvs1BatteryEngine battery258.002BatteryService batteries1205.001EngineVolvo-Penta D2 (29 kW)Total deductible0
ORC Ref  04340001WS6Issued on 25/04/2022Valid until 31/12/2022
VPP ver: 2022 1.01 | © ORC | www.orc.org

International
Certificate
2022

Boat

FORTE

EST 475

Estonian Yachting Union
Purje 8, maja 3
11911 Tallinn
Estonia
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateMakerMaterialComment4a0.341.222.103.524.5852.2218/07/2021North SailsUnknown70.211.162.013.464.4650.98UnknownP15,80;E5,37
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateMakerMaterialComment110.140.781.442.723.945.2017.07YesNo 45.7818/07/2021North SailsUnknown2020 Medium90.120.761.422.703.975.2417.05YesNo 45.76Unknown2015 medium10b0.120.781.452.713.945.1816.90YesNo 45.2418/07/2021North SailsUnknown2019 light120.130.661.252.493.765.0115.97YesNo 40.13Unknown2018 G3
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateMakerMaterialComment2a20.6017.2918.9511.0310.33107%171.9318/07/2021North sailsUnknownA23a20.0917.5118.8010.5011.0195%166.1018/07/2021North SailsUnknownA1,5418.4915.2916.898.179.3887%118.40Unknown2021 A5
ORC Ref  04340001WS6Issued on 25/04/2022Valid until 31/12/2022
VPP ver: 2022 1.01 | © ORC | www.orc.org